Where is it now
- Distance from Sun
- 7.456 AU
- True anomaly
- 190.29°
- Distance from Earth
- 6.974 AU
- As of
- 11 October 2026
Two-body Kepler propagation — accurate to ~0.1% for major planets over decades, less so for highly-perturbed bodies. Use JPL Horizons for high precision.
In the sky
- Right ascension
- 20h 59m 52s
- Declination
- -12° 23′ 57″
- Constellation
- Aquarius
- Distance from Earth
- 6.98 AU
- Elongation from the Sun
- 114.69° — well clear of the Sun
Visible from both hemispheres.
From your location
See how high it is right now, whether it is up after civil twilight, and when it rises and sets where you are.
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Two-body approximation, good to about a degree for the planets — enough to find the constellation and know whether it is up.
Orbital elements
- Semi-major axis
- 5.581 AU
- Eccentricity
- 0.3474
- Inclination
- 4.51°
- Orbital period
- 13.18 years
- Perihelion
- 3.642 AU
- Aphelion
- 7.52 AU
- Longitude of ascending node
- 252.78°
- Argument of periapsis
- 237.79°
- Epoch · J2000
- 2461200.5
- Orbit class · CEN
- Centaur
- Earth MOID · 1,035.1 LD
- 2.6596 AU
- Tisserand (Jupiter)
- 2.869
Orbit quality
Orbit reasonably well determined (uncertainty code 4).
- Observations used
- 24
- Data arc
- 829 days
- First observed
- 8 December 2017
- Last observed
- 16 March 2020
- Residual RMS
- 0.65 ″
- Solution · Otto Matic
- 11 April 2022
Visual & observation
- Absolute magnitude (H)
- 15.6
Discovery & classification
Close approaches 10 on record
| When (UTC) | Body | Distance | Lunar distances | Relative speed |
|---|---|---|---|---|
| 2070-12-19 18:23:00 | Juptr | 1.5534 AU | 604.5 LD | 9 km/s |
| 2082-02-08 15:36:00 | Juptr | 1.808 AU | 703.6 LD | 3.7 km/s |
| 2085-04-19 03:45:00 | Juptr | 1.4806 AU | 576.2 LD | 4.9 km/s |
| 2101-05-28 21:40:00 | Juptr | 0.3107 AU | 120.9 LD | 4.9 km/s |
| 2101-05-28 21:40:00 | Jupiter | 0.3107 AU | 120.9 LD | 4.9 km/s |
| 2113-03-21 07:54:00 | Juptr | 0.399 AU | 155.3 LD | 4.6 km/s |
| 2113-03-21 07:54:00 | Jupiter | 0.399 AU | 155.3 LD | 4.6 km/s |
Next ten from today. 1 lunar distance = 384,400 km. Source: JPL close-approach data.
Sources
- visual properties: JPL SBDB (lookup)
- orbital elements: JPL SBDB